PHP print_r() Function
php - Not var_dump() nor print_r() will show readable information.... but the same confusing output. Why? - Stack Overflow
What are the differences in PHP's echo, print, print_r and var_dump? - Quora
php - Display page information echo print_r ($ results, true) in html - Stack Overflow
What is difference between echo, print, and print_r in PHP with example? - DevOpsSchool.com
print_r() in PHP | Various Parameters | Function | Examples
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PHP print_r() function
PHP print_r() Function
Echoing: dd() vs var_dump() vs print_r()
What is difference between echo, print, and print_r in PHP with example? - DevOpsSchool.com
Better output for print_r function
What is difference between echo, print, and print_r in PHP with example? - DevOpsSchool.com
arrays - PHP using print_r with <pre> tag not working - Stack Overflow
Is there a pretty print for PHP? - Stack Overflow
PHP- echo, print, print_r, variable, array, and object | Learn Coding - YouTube
Up Periscope: Practical Uses of print_r() in WordPress Development • WPShout
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PHP array_filter() Function
How to Use PHP Echo to Output Arrays | The Web Tier
PHP Script to take a database backup - #20 by m_hutley - PHP - SitePoint Forums | Web Development & Design Community
PHP echo to print HTML, New Line, Text and Array - Phppot
How to echo HTML in PHP ? - GeeksforGeeks
All You Need to Know to about print_r in PHP | Edureka
what is the difference between print_r() , echo and var_dump()? are they the same ? – QuickRef
